{"id":"CVE-2026-42505","revision":"633e330e4ec44ebc8df7b793dc234304","records":[{"revision":"633e330e4ec44ebc8df7b793dc234304","observedAt":"2026-10-27T11:12:04.713+00:00","statement":{"source":"nvd","id":"CVE-2026-42505","aliases":[],"title":"Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.","description":"Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.","state":0,"publishedAt":"2026-07-08T17:17:21.497+00:00","modifiedAt":"2026-10-25T17:10:00.197+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0 · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3,"severity":"MEDIUM"}],"references":["https://go.dev/cl/775960","https://go.dev/issue/79282","https://groups.google.com/g/golang-announce/c/OrmQE_Yp5Sc","https://pkg.go.dev/vuln/GO-2026-5856"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-42505","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-201"],"productCriteria":["cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*","cpe:2.3:a:golang:go:1.27:rc1:*:*:*:*:*:*"],"sourceDates":{"published":"2026-07-08T17:17:21.497","lastModified":"2026-10-25T17:10:00.197"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-42505","identifiers":["CVE-2026-42505"]},"retained":false,"historicalAffected":[]}],"coverage":[]}